From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 11588 invoked by alias); 18 Nov 2002 13:42:13 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 11566 invoked by uid 61); 18 Nov 2002 13:42:10 -0000 Date: Fri, 22 Nov 2002 16:08:00 -0000 Message-ID: <20021118134210.11565.qmail@sources.redhat.com> To: bwheadley@earthlink.net, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, nobody@gcc.gnu.org From: reichelt@igpm.rwth-aachen.de Reply-To: reichelt@igpm.rwth-aachen.de, bwheadley@earthlink.net, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, nobody@gcc.gnu.org, gcc-gnats@gcc.gnu.org Subject: Re: c++/8617: [3.2 regression] ICE in merge_blocks_move_predecessor_nojumps, at cfgcleanup.c:650 X-SW-Source: 2002-11/txt/msg00872.txt.bz2 List-Id: Old Synopsis: Internal compiler error in merge_blocks_move_predecessor_nojumps, at cfgcleanup.c:650 New Synopsis: [3.2 regression] ICE in merge_blocks_move_predecessor_nojumps, at cfgcleanup.c:650 State-Changed-From-To: open->analyzed State-Changed-By: reichelt State-Changed-When: Mon Nov 18 05:42:09 2002 State-Changed-Why: Confirmed. The bug can be reproduced with the following code snippet: ------------------snip here------------------ void foo (int *&p) { switch (*p) { case 3: p=0; break; case 4: p=0; break; case 5: p=0; break; case 6: p=0; break; case 7: p=0; break; } } ------------------snip here------------------ I get an ICE with gcc-3.2.1-20021111 (compiling with "g++ -O -fPIC -c"): PR8617.cc: In function `void foo(int*&)': PR8617.cc:11: Internal compiler error in merge_blocks_move_predecessor_nojumps, at cfgcleanup.c:650 Please submit a full bug report, [etc.] (Checked on i686-pc-linux-gnu and mips-sgi-irix6.5). gcc 3.2 and mainline are not affected. (The bug might be fixed already, see PR 8592.) http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=8617